19385134390

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{16057}}^1$

素因数の和:16297

約数の個数: 64

約数和(自身を含む): 37876325760

約数和(自身を除く): 18491191370

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 115, 145, 181, 230, 290, 362, 667, 905, 1334, 1810, 3335, 4163, 5249, 6670, 8326, 10498, 16057, 20815, 26245, 32114, 41630, 52490, 80285, 120727, 160570, 241454, 369311, 465653, 603635, 738622, 931306, 1207270, 1846555, 2328265, 2906317, 3693110, 4656530, 5812634, 10710019, 14531585, 21420038, 29063170, 53550095, 66845291, 84283193, 107100190, 133690582, 168566386, 334226455, 421415965, 668452910, 842831930, 1938513439, 3877026878, 9692567195, 19385134390]

約数ペア:

[(1, 19385134390), (2, 9692567195), (5, 3877026878), (10, 1938513439), (23, 842831930), (29, 668452910), (46, 421415965), (58, 334226455), (115, 168566386), (145, 133690582), (181, 107100190), (230, 84283193), (290, 66845291), (362, 53550095), (667, 29063170), (905, 21420038), (1334, 14531585), (1810, 10710019), (3335, 5812634), (4163, 4656530), (5249, 3693110), (6670, 2906317), (8326, 2328265), (10498, 1846555), (16057, 1207270), (20815, 931306), (26245, 738622), (32114, 603635), (41630, 465653), (52490, 369311), (80285, 241454), (120727, 160570)]